222123021016 has 32 divisors (see below), whose sum is σ = 448539512400. Its totient is φ = 102513317760.

The previous prime is 222123021007. The next prime is 222123021017. The reversal of 222123021016 is 610120321222.

It is a happy number.

222123021016 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (222123021017) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2881131 + ... + 2957221.

Almost surely, 2^222123021016 is an apocalyptic number.

222123021016 is a gapful number since it is divisible by the number (26) formed by its first and last digit.

It is an amenable number.

222123021016 is an abundant number, since it is smaller than the sum of its proper divisors (226416491384).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

222123021016 is a wasteful number, since it uses less digits than its factorization.

222123021016 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 104179 (or 104175 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 22.

Adding to 222123021016 its reverse (610120321222), we get a palindrome (832243342238).

The spelling of 222123021016 in words is "two hundred twenty-two billion, one hundred twenty-three million, twenty-one thousand, sixteen".